M. Leberty Adi S., author
Fakultas Psikologi Universitas Indonesia, 2003
UI - Skripsi (Membership)
Dewi Arumsari, author
2004
UI - Skripsi (Membership)
Emilia, author
Fakultas Psikologi Universitas Indonesia, 2000
UI - Skripsi Membership
Hairil Susanto, author
2003
UI - Skripsi (Membership)
Fakultas Psikologi Universitas Indonesia, 2004
UI - Skripsi (Membership)